Moreover, the chemically reactive SLIPS was capable of sustaining various physical abrasions and prolonged (minimum 10 days) exposure to complex and harsh aqueous phases, where infused lubricants protect the residual acrylate groups from harsh aqueous exposures. Such, principle will be certainly useful for spatially selective covalent immobilization of water-insoluble functional molecules/polymers directly from organic solvents, which would be of potential interest for various applied and fundamental contexts.in English, French Contexte La littérature sur le risque de thromboembolie veineuse (TEV) chez les patients soumis à une chirurgie générale urgente est limitée. Nous avons entrepris cette étude afin de mesurer le taux de TEV symptomatique chez les patients ayant subi une intervention urgente en chirurgie générale. Méthodes Nous avons procédé à une étude de cohorte rétrospective sur les patients qui ont subi une chirurgie générale urgente entre mars et décembre 2014. Parmi les données recueillies, mentionnons données démographiques, type d’intervention, risque de TEV, thromboprophylaxie, apparition d’une TEV symptomatique et mortalité. Résultats Nous avons inclus 767 patients dans notre analyse. L’âge moyen était de 53 ± 19,7 ans et 52,2 % des patients étaient de sexe féminin. Dix-huit patients (2,3 %) ont présenté une TEV en cours d’hospitalisation et 12 (1,6 %) après leur congé. Seulement 66 % des patients ont reçu une thromboprophylaxie adéquate. Les patients à haut risque ont présenté des taux de TEV (7,4 % c. 2,3 %, p less then 0,001) et de mortalité (17,6 % c. https://www.selleckchem.com/products/sodium-pyruvate.html 4,0 %, p less then 0,001) plus élevés que les patients présentant un risque faible à modéré. Conclusion Le risque de TEV chez les patients soumis à une chirurgie générale urgente est significatif et persiste après le congé hospitalier. Il faudra mener des études plus approfondies sur l’amélioration de la qualité de la thromboprophylaxie.BACKGROUND Conceptual frameworks are central to doctoral nursing theses; they include the pragmatic and philosophical elements of the research design and their interrelationships. While the research process may seem to stem in a straightforward, linear manner from the research question, it is a more complex iterative enterprise. AIM To build on Durham et al (2015) by reviewing the ostensibly static nature of research design and associated philosophical elements of the conceptual framework, reconsidering these in relation to the iterative nature of the research process, and translating these into implications for presenting the final draft of a doctoral nursing thesis. DISCUSSION All doctoral nursing theses will have limitations and experience difficulties. They do not follow a rigid, sequential process with a defined start and end, but progress tentatively, with the relationship between the elements of the research design and philosophical assumptions following an iterative process. CONCLUSION The research design element of the conceptual framework of doctoral nursing theses should reflect the iterative reality of the process and the associated interrelationships that occur. IMPLICATIONS FOR PRACTICE The absence in doctoral nursing theses of a full description of the philosophical and iterative processes of the research architecture and conceptual framework weakens the transparency of the research. Therefore, doctoral nursing students need to move beyond simple description of their inductive or deductive position and research design to help develop trust and confidence in their research. © 2020 RCN Publishing Company Ltd. All rights reserved. Not to be copied, transmitted or recorded in any way, in whole or part, without prior permission of the publishers.Enteral feeding is defined as the intake of food directly into the gastrointestinal (GI) tract. Enteral feeding tubes can also be used to administer medicines. Patients who may require enteral feeding include those who are unconscious, or those with neurological swallowing disorders, upper GI obstruction, GI dysfunction or malabsorption. There are several routes that can be used for enteral feeding including gastrostomy, post-pyloric, nasogastric, continuous pump and bolus feeding. When undertaking enteral feeding, nurses and other healthcare professionals should be aware of the potential complications such as tube blockage and infection. This article examines the various enteral feeding routes, discusses the administration of medicines, and details the common complications associated with enteral feeding. © 2020 RCN Publishing Company Ltd. All rights reserved. Not to be copied, transmitted or recorded in any way, in whole or part, without prior permission of the publishers.SIGNIFICANCE Ultrasound-assisted optical imaging techniques, such as ultrasound-modulated optical tomography, allow for imaging deep inside scattering media. In these modalities, a fraction of the photons passing through the ultrasound beam is modulated. The efficiency by which the photons are converted is typically referred to as the ultrasound modulation's "tagging efficiency." Interestingly, this efficiency has been defined in varied and discrepant fashion throughout the scientific literature. AIM The aim of this study is the ultrasound tagging efficiency in a manner consistent with its definition and experimentally verify the contributive (or noncontributive) relationship between the mechanisms involved in the ultrasound optical modulation process. APPROACH We adopt a general description of the tagging efficiency as the fraction of photons traversing an ultrasound beam that is frequency shifted (inclusion of all frequency-shifted components). We then systematically studied the impact of ultrasound pressure and frequency on the tagging efficiency through a balanced detection measurement system that measured the power of each order of the ultrasound tagged light, as well as the power of the unmodulated light component. RESULTS Through our experiments, we showed that the tagging efficiency can reach 70% in a scattering phantom with a scattering anisotropy of 0.9 and a scattering coefficient of 4??mm??-??1 for a 1-MHz ultrasound with a relatively low (and biomedically acceptable) peak pressure of 0.47&nbsp;MPa. Furthermore, we experimentally confirmed that the two ultrasound-induced light modulation mechanisms, particle displacement and refractive index change, act in opposition to each other. CONCLUSION Tagging efficiency was quantified via simulation and experiments. These findings reveal avenues of investigation that may help improve ultrasound-assisted optical imaging techniques.